Owner manual

19
Boiler Piping
5
5
4
6
1
2
3
3
3
3
9
8
10
1
1
4
4
4
4
4
4
Z
one Load
Additional
7
6
M
ax.
12"
Z
one Load
5
5
4
6
12
9
8
4
4
4
4
4
Zone Load
Additional
Max.
12"
Zone Load
1
2
10
11
4
7
6
Fig. 9: CH System Piping - Zoning with Zone Circulators
1. PRESTIGE Excellence boiler
2. CH circulator (provided)
3. Flow/check valve
4 Isolation valve
5. Zone circulator
6. Drain/purge valve
7. Pressure relief valve
8. Air separator
9. Automatic air vent
10. Diaphragm expansion tank
11. Automatic fill valve
Fig. 10: CH System Piping - Zoning with Zone Valves
1. PRESTIGE Excellence boiler
2. CH circulator (provided)
3. Flow/check valve
4 Isolation valve
5. Zone valve
6. Drain/purge valve
7. Pressure relief valve
8. Air separator
9. Automatic air vent
10. Diaphragm expansion tank
11. Automatic fill valve
12. System circulator